Cheapest return SJO–LHR flights, October

AirHint found the following cheapest return flights from San Jose (SJO) to London (LHR) in October 2026 (see full year).

Return flights

18 Oct - 31 Oct KLM
02 Oct - 11 Oct KLM
07 Oct - 24 Oct Air France
06 Oct - 17 Oct KLM
03 Oct - 09 Oct KLM
03 Oct - 10 Oct KLM
08 Oct - 16 Oct Air France
10 Oct - 17 Oct Air France
08 Oct - 17 Oct Air France
13 Oct - 20 Oct Air France
26 Oct - 07 Nov KLM

Also check the deals for one-way flights from San Jose to London in October.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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